import reflect.entity.Person;

import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;

public class GetClassConstrctorsInfo {
    public static void main(String[] args) {
        Constructor[] cons = Person.class.getDeclaredConstructors();
        System.out.println("==========构造方法展示==========");
        for (Constructor con:cons) {
            System.out.println("访问修饰符：");
            int modifier = con.getModifiers();
                if ((modifier & Modifier.PUBLIC) == Modifier.PUBLIC) {
                    System.out.println("public");
                } else if ((modifier & Modifier.PROTECTED) == Modifier.PROTECTED){
                    System.out.println("protected");
                }
                else if ((modifier & Modifier.PRIVATE) == Modifier.PRIVATE) {
                    System.out.println("private");
                }else {
                    System.out.println("default(package)");
                }

                Class[] params = con.getParameterTypes();
                if (params.length ==0){
                    System.out.println("该构造方法没有参数");
                }else {
                    System.out.println("该构造方法的参数列表为：[");
                    for (int i = 0; i < params.length; i++) {
                        if (i !=0){
                            System.out.print(",");
                        }
                        System.out.println(params[i].getName());
                    }
                    System.out.println("]");
                }
            System.out.println("=====================================");
            }
        }
}
